<ul class="am-navbar-nav am-cf am-avg-sm-4 my-footer-ul">
    <li>
      <a href="/wap/" class="">
        <span class="am-icon-home"></span>
        <span class="am-navbar-label">首页</span>
      </a>
    </li>
    <li>
      <a href="###" class="">
        <span class=" am-icon-phone"></span>
        <span class="am-navbar-label">电话</span>
      </a>
    </li>
    <li>
      <a href="###" class="">
        <span class=" am-icon-comments"></span>
        <span class="am-navbar-label">聊天</span>
      </a>
    </li>
    <li>
      <a href="#" class="">
        <span class=" am-icon-map-marker"></span>
        <span class="am-navbar-label">地图</span>
      </a>
    </li>
    <li style="position:relative">
      <a href="javascript:;" onClick="showFooterNav();" class="">
        <span class="am-icon-user"></span>
        <span class="am-navbar-label">会员</span>
      </a>
      <div class="footer-nav" id="footNav">
          <span class=" am-icon-bank"><a href="#">买家中心</a></span>
        <span class="am-icon-suitcase"><a href="#">卖家中心</a></span>
        <span class="am-icon-usd"><a href="#">我的钱包</a></span>
        <span class="am-icon-user"><a href="#">个人资料</a></span>
        <span class="am-icon-th-list"><a href="#">帮助中心</a></span>
        <span class="am-icon-comments"><a href="#">消息中心</a></span>
        <span class="am-icon-power-off"><a href="#">安全退出</a></span>
      </div>
    </li>
  </ul>
  <script>
      function showFooterNav(){
        $("#footNav").toggle();
    }
  </script>